Remove redundant check for nullptr.

llvm-svn: 298866
diff --git a/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
index 5d117fd..383b8cd 100644
--- a/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
@@ -947,10 +947,10 @@
 
       // Handle fragments.
       auto Fragment = DIExpr->getFragmentInfo();
-      if (DIExpr && Fragment) {
+      if (Fragment) {
         IsSubfield = true;
         StructOffset = Fragment->OffsetInBits / 8;
-      } else if (DIExpr && DIExpr->getNumElements() > 0) {
+      } else if (DIExpr->getNumElements() > 0) {
         continue; // Ignore unrecognized exprs.
       }